Home / 72,074,950.61-99,463,400.42-39,035,201.27

Finding the Fourth Proportional to 72,074,950.61, 99,463,400.42 and 39,035,201.27

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Solution

The fourth proportional to 72,074,950.61, 99,463,400.42 and 39,035,201.27 is: 53,868,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,074,950.61 : 99,463,400.42 = 39,035,201.27 : x
  2. Step 2: Convert to fraction form
    72,074,950.61/99,463,400.42 = 39,035,201.27/x
  3. Step 3: Cross multiply
    72,074,950.61x = 99,463,400.42 × 39,035,201.27
  4. Step 4: Simplify right side
    72,074,950.61x = 3,882,573,853,700,810
  5. Step 5: Solve for x
    x = 3,882,573,853,700,810/72,074,950.61
  6. Step 6: Final answer
    x = 53,868,560.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.